package com.ruoyi.system.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.ruoyi.system.domain.SysChina;

import java.util.List;
import java.util.Map;

public interface ISysChinaService extends IService<SysChina> {

    List<Map<String, Object>> getCityTree();


    List<Map<String, Object>> getChild(Integer id);
}
